From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from slow1-d.mail.gandi.net ([217.70.178.86]:48019 "EHLO slow1-d.mail.gandi.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752770AbbLXJFN convert rfc822-to-8bit (ORCPT ); Thu, 24 Dec 2015 04:05:13 -0500 Received: from relay2-d.mail.gandi.net (relay2-d.mail.gandi.net [217.70.183.194]) by slow1-d.mail.gandi.net (Postfix) with ESMTP id 89A2247ECDD for ; Thu, 24 Dec 2015 10:04:53 +0100 (CET) From: =?ISO-8859-1?Q?Sw=E2mi?= Petaramesh To: Btrfs BTRFS Subject: BTRFS: could not find root 8 Date: Thu, 24 Dec 2015 10:04:48 +0100 Message-ID: <4764679.qpAWc4Esch@zafu> MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Sender: linux-btrfs-owner@vger.kernel.org List-ID: Hi there, I’m running Arch Linux with kernel 4.2.5-1-ARCH Since a few days, I have noticed a series of messages : « BTRFS: could not find root 8 » During boot. Besides that, the system behaves normally, and I have no clue… Here is an extract of the relevant parts of my dmesg : [ 1.515764] Btrfs loaded [ 1.516239] BTRFS: device label BOOT devid 1 transid 8557 /dev/sda8 [ 1.523135] device-mapper: uevent: version 1.0.3 … [ 20.639556] BTRFS: device label LINUX devid 1 transid 474967 /dev/dm-1 [ 20.952280] PM: Starting manual resume from disk [ 20.952291] PM: Hibernation image partition 254:2 present [ 20.952295] PM: Looking for hibernation image. [ 20.952730] PM: Image not found (code -22) [ 20.952738] PM: Hibernation image not present or could not be loaded. [ 20.979997] BTRFS info (device dm-1): use ssd allocation scheme [ 20.980008] BTRFS info (device dm-1): turning on discard [ 20.980014] BTRFS info (device dm-1): disk space caching is enabled [ 20.980017] BTRFS: has skinny extents [ 21.319036] ip_tables: (C) 2000-2006 Netfilter Core Team … [ 23.047601] FS-Cache: Loaded [ 23.053089] systemd[1]: Mounted POSIX Message Queue File System. [ 23.070842] systemd[1]: Mounted Huge Pages File System. [ 23.072100] systemd[1]: Mounted Temporary Directory. [ 23.080089] BTRFS info (device dm-1): disk space caching is enabled [ 23.087653] systemd[1]: Started Remount Root and Kernel File Systems. … [ 25.429686] BTRFS info (device sda8): use ssd allocation scheme [ 25.429694] BTRFS info (device sda8): turning on discard [ 25.429698] BTRFS info (device sda8): disk space caching is enabled [ 25.429700] BTRFS: has skinny extents … [ 25.593769] Adding 4530172k swap on /dev/mapper/VGZ-SWAP. Priority:-1 extents:1 across:4530172k SSDscFS … [ 25.777378] FAT-fs (sda2): utf8 is not a recommended IO charset for FAT filesystems, filesystem will be case sensitive! [ 25.800485] FAT-fs (sda2): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 25.817125] BTRFS: could not find root 8 [ 25.844334] BTRFS: could not find root 8 [ 25.845650] BTRFS: could not find root 8 [ 25.847190] BTRFS: could not find root 8 [ 25.855431] BTRFS: could not find root 8 [ 25.856834] BTRFS: could not find root 8 [ 25.860539] BTRFS: could not find root 8 [ 25.862021] BTRFS: could not find root 8 [ 29.778795] IPv6: ADDRCONF(NETDEV_UP): enp3s0: link is not ready … TIA, kind regards. -- Swâmi Petaramesh http://petaramesh.org PGP 9076E32E